/* Copyright 203-2115 AtomWare Technology Pty Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * The flowing information must be keep 
 * DetailsInterceptor.java
 * wholebasic
 * 2013-6-13上午11:54:14
 * @author 屈甲康
 * QQ285799123
 * mailto:qujiakang@gmail.com
 */

package org.jackysoft.interceptor;

import java.lang.reflect.Method;

import org.apache.commons.beanutils.PropertyUtils;
import org.jackysoft.query.Query;

import com.opensymphony.xwork2.ActionInvocation;

public class DetailsInterceptor extends AbstractInterceptor {
	/**
	 * 
	 */
	private static final long serialVersionUID = -3387177788449065079L;

	@Override
	public String intercept(ActionInvocation ai) throws Exception {
		super.intercept(ai);
		Object action = ai.getAction();
		Integer page = (Integer) parseBean(action,"page");
		Integer rows = (Integer) parseBean(action,"rows");
	    if(page==null)page=0;
	    if(rows==null)rows=10;
		Query q = (Query) parseBean(action,"query");
		Method service_m_gets = service.getClass().getMethod("details",Query.class,Integer.class,Integer.class);
		// 从数据库查询得到的对象
		Object pageBean = service_m_gets.invoke(service,q,page,rows);		
		PropertyUtils.setProperty(pageBean,"actionClass", action.getClass());
		PropertyUtils.setProperty(pageBean, "method", ai.getProxy().getMethod());
		PropertyUtils.setProperty(action, "pager", pageBean);
		return ai.invoke();
	}
}
